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Taking people in United StatesPhase 1/2

Tests AMT-260 gene therapy in adults with one-sided temporal lobe epilepsy

Tests AMT-260 gene therapy in adults with hard-to-treat temporal lobe epilepsy.

Plain-language title generated from the registry record
Registry title: AMT-260 Gene Therapy Study in Adults With Unilateral Refractory Mesial Temporal Lobe Epilepsy

Key facts

Where
Austin, Baltimore, Bethesda, Birmingham, Boston, Cleveland, Columbus, Grand Rapids, Hackensack, Jacksonville, Kansas City, Lebanon, Milwaukee, New Brunswick, Palo Alto, Philadelphia, Phoenix, and Pittsburgh, United StatesSee the 18 sites
Phase
Phase 1/2

Could this be for you?

Answer for yourself. This is not a decision: only the study team can say whether you can take part.

  • Are you between 18 and 75 years old?

Source: NCT06063850, who can take part

Where in United States

  • Baylor Scott & White Medical CenterAustin, United StatesTaking people
  • Johns Hopkins School of MedicineBaltimore, United StatesTaking people
  • Midatlantic Epilepsy and Sleep CenterBethesda, United StatesNo longer taking part
  • University of Alabama at BirminghamBirmingham, United StatesTaking people
  • Massachusetts General HospitalBoston, United StatesTaking people
  • Cleveland ClinicCleveland, United StatesTaking people
  • Ohio State UniversityColumbus, United StatesTaking people
  • Corewell HealthGrand Rapids, United StatesTaking people
  • Northeast Regional Epilepsy GroupHackensack, United StatesTaking people
  • Mayo Clinic FloridaJacksonville, United StatesTaking people
  • Kansas University Medical CenterKansas City, United StatesTaking people
  • Dartmouth Hitchcock Medical CenterLebanon, United StatesTaking people
  • Medical College of WisconsinMilwaukee, United StatesTaking people
  • Robert Wood Johnson HospitalNew Brunswick, United StatesTaking people
  • Stanford UniversityPalo Alto, United StatesNo longer taking part
  • Hospital of the University of PennsylvaniaPhiladelphia, United StatesTaking people
  • Mayo Clinic - ArizonaPhoenix, United StatesTaking people
  • Allegheny Health NetworkPittsburgh, United StatesTaking people

Questions to ask the study team

  1. How often do I need to come in, and for how long each time?
  2. Are travel costs paid?
  3. Can I keep my own doctor?
  4. What happens if I want to stop?
Print a page for my doctor

Trial details

Who runs it
UniQure Biopharma B.V.
Trial code
NCT06063850
Record updated
24 August 2026
Original description
The main goals of this clinical study are to learn if AMT-260 is safe and tolerable and works to reduce the frequency of seizures in adults with unilateral mesial temporal lobe epilepsy (MTLE).Read full original descriptionShow less

A Multi-center, Phase 1/2a, First-in-human (FIH) Study Investigating the Safety, Tolerability, and Efficacy of AMT-260 in Adults With Unilateral Refractory Mesial Temporal Lobe Epilepsy (MTLE) Administered Via Magnetic Resonance Imaging (MRI)-Guided Convection-enhanced Delivery (CED)

The main goals of this clinical study are to learn if AMT-260 is safe and tolerable and works to reduce the frequency of seizures in adults with unilateral mesial temporal lobe epilepsy (MTLE).

Inclusion: Diagnosis of unilateral refractory MTLE; History of seizures with an average of ≥ 2 documented focal impaired awareness seizures or focal to bilateral tonic-clonic seizures per 30-day period over the 3 month Retrospective Period; On a stable type and dose regimen of up to a maximum of 4 approved Anti Seizure Drugs for at least 1 month prior to the Retrospective Period; Confirmed unilateral hippocampal pathology and concordant unilateral seizure focus; No evidence of focal neurocognitive dysfunction, inconsistent with disease pathology- related MRI and/or (18F)FDG-PET findings; Women of childbearing potential (WOCBP) and fertile male subjects must be willing and able to use highly effective methods of birth control consistently and correctly throughout the study; For WOCBP only: Negative pregnancy test.

Exclusion: Implanted devices that would contraindicate MRI; MRI-compatible devices must be implanted ≥3 months prior to Screening (vagus nerve stimulation devices will be up to discretion of the Investigator); Any other contraindications to general anesthesia, surgery, or intra-operative magnetic resonance imaging (MRI); Previous major disease-unrelated neurosurgical intervention due to intracranial tumor, trauma, or bleeding and/or history of previous intracranial surgery for treatment of epileptic seizures, not including diagnostic stereo-EEG; Status epilepticus within the year prior to Screening; Bilateral or multifocal epilepsy; or inability to confidently lateralize seizure onset; Dementia or other progressive neurological disorders and progressive brain lesions; Medications that could confound clinical (e.g., antipsychotic medication and anti-viral therapy) and laboratory evaluations or could affect a participant's safety or their ability to undergo the neurosurgical procedure or comply with the procedures and study visit schedule; MRI evidence of epileptogenic, extra-temporal lesions, or dual temporal lobe pathology.

ClinicalTrials.gov NCT06063850